Attaching the modification demo project:
With the lastest version 1.10, use the Demo project, add one line at the end of func loadImages() to remove images for first item:

private func loadImages() {
for item in items {
let imageURLs = FileManager.default.fileUrls(for: "jpeg", fileName: item)
var images: [UIImage?] = []
for url in imageURLs {
guard let data = try? Data(contentsOf: url) else { continue }
let image = UIImage(data: data)
images.append(image)
}
self.images.append(images)
}

self.images[0].removeAll()

}
gliding-collection-master 2.zip